For example, you might think the classic warning signs like difficulty breathing, the sensation of an elephant sitting on your chest, and/or numbness in your arm. However, even though you might experience this, some heart attack symptoms mimic other illnesses, which might not give you enough warning.

How do you know if you're a heart attack waiting to happen?

Chauncey W. Crandall, M.D., shares the warning signs you may not know about regarding heart disease, as well as how you can identify if you're a heart attack waiting to happen.

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